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| 1 | +package org.prebid.server.bidder.madsense; |
| 2 | + |
| 3 | +import com.fasterxml.jackson.core.type.TypeReference; |
| 4 | +import com.iab.openrtb.request.BidRequest; |
| 5 | +import com.iab.openrtb.request.Device; |
| 6 | +import com.iab.openrtb.request.Imp; |
| 7 | +import com.iab.openrtb.request.Site; |
| 8 | +import com.iab.openrtb.response.Bid; |
| 9 | +import com.iab.openrtb.response.BidResponse; |
| 10 | +import com.iab.openrtb.response.SeatBid; |
| 11 | +import io.vertx.core.MultiMap; |
| 12 | +import org.apache.commons.collections4.CollectionUtils; |
| 13 | +import org.prebid.server.bidder.Bidder; |
| 14 | +import org.prebid.server.bidder.model.BidderBid; |
| 15 | +import org.prebid.server.bidder.model.BidderCall; |
| 16 | +import org.prebid.server.bidder.model.BidderError; |
| 17 | +import org.prebid.server.bidder.model.HttpRequest; |
| 18 | +import org.prebid.server.bidder.model.Result; |
| 19 | +import org.prebid.server.exception.PreBidException; |
| 20 | +import org.prebid.server.json.DecodeException; |
| 21 | +import org.prebid.server.json.JacksonMapper; |
| 22 | +import org.prebid.server.proto.openrtb.ext.ExtPrebid; |
| 23 | +import org.prebid.server.proto.openrtb.ext.request.madsense.ExtImpMadsense; |
| 24 | +import org.prebid.server.proto.openrtb.ext.response.BidType; |
| 25 | +import org.prebid.server.proto.openrtb.ext.response.ExtBidPrebidVideo; |
| 26 | +import org.prebid.server.util.BidderUtil; |
| 27 | +import org.prebid.server.util.HttpUtil; |
| 28 | + |
| 29 | +import java.util.ArrayList; |
| 30 | +import java.util.Collection; |
| 31 | +import java.util.Collections; |
| 32 | +import java.util.List; |
| 33 | +import java.util.Objects; |
| 34 | + |
| 35 | +public class MadsenseBidder implements Bidder<BidRequest> { |
| 36 | + |
| 37 | + private static final String X_OPENRTB_VERSION_HEADER_VALUE = "2.6"; |
| 38 | + private static final TypeReference<ExtPrebid<?, ExtImpMadsense>> TYPE_REFERENCE = new TypeReference<>() { |
| 39 | + }; |
| 40 | + |
| 41 | + private final String endpointUrl; |
| 42 | + private final JacksonMapper mapper; |
| 43 | + |
| 44 | + public MadsenseBidder(String endpointUrl, JacksonMapper mapper) { |
| 45 | + this.endpointUrl = HttpUtil.validateUrl(Objects.requireNonNull(endpointUrl)); |
| 46 | + this.mapper = Objects.requireNonNull(mapper); |
| 47 | + } |
| 48 | + |
| 49 | + @Override |
| 50 | + public Result<List<HttpRequest<BidRequest>>> makeHttpRequests(BidRequest request) { |
| 51 | + final List<HttpRequest<BidRequest>> httpRequests = new ArrayList<>(); |
| 52 | + final List<BidderError> errors = new ArrayList<>(); |
| 53 | + final List<Imp> videoImps = new ArrayList<>(); |
| 54 | + |
| 55 | + for (Imp imp : request.getImp()) { |
| 56 | + if (imp.getBanner() != null) { |
| 57 | + try { |
| 58 | + httpRequests.add(makeHttpRequest(request, Collections.singletonList(imp))); |
| 59 | + } catch (PreBidException e) { |
| 60 | + errors.add(BidderError.badInput(e.getMessage())); |
| 61 | + } |
| 62 | + } else if (imp.getVideo() != null) { |
| 63 | + videoImps.add(imp); |
| 64 | + } |
| 65 | + } |
| 66 | + |
| 67 | + if (CollectionUtils.isNotEmpty(videoImps)) { |
| 68 | + try { |
| 69 | + httpRequests.add(makeHttpRequest(request, videoImps)); |
| 70 | + } catch (PreBidException e) { |
| 71 | + errors.add(BidderError.badInput(e.getMessage())); |
| 72 | + } |
| 73 | + } |
| 74 | + |
| 75 | + return Result.of(httpRequests, errors); |
| 76 | + } |
| 77 | + |
| 78 | + private ExtImpMadsense parseImpExt(Imp imp) { |
| 79 | + try { |
| 80 | + return mapper.mapper().convertValue(imp.getExt(), TYPE_REFERENCE).getBidder(); |
| 81 | + } catch (IllegalArgumentException e) { |
| 82 | + throw new PreBidException("Error parsing imp.ext parameters"); |
| 83 | + } |
| 84 | + } |
| 85 | + |
| 86 | + private HttpRequest<BidRequest> makeHttpRequest(BidRequest request, List<Imp> imps) { |
| 87 | + final Imp firstImp = request.getImp().getFirst(); |
| 88 | + final ExtImpMadsense extImp = parseImpExt(firstImp); |
| 89 | + final String companyId = Objects.equals(request.getTest(), 1) ? "test" : extImp.getCompanyId(); |
| 90 | + return BidderUtil.defaultRequest( |
| 91 | + request.toBuilder().imp(imps).build(), |
| 92 | + makeHeaders(request), |
| 93 | + makeEndpoint(companyId), |
| 94 | + mapper); |
| 95 | + } |
| 96 | + |
| 97 | + private static MultiMap makeHeaders(BidRequest request) { |
| 98 | + final MultiMap headers = HttpUtil.headers() |
| 99 | + .set(HttpUtil.X_OPENRTB_VERSION_HEADER, X_OPENRTB_VERSION_HEADER_VALUE); |
| 100 | + |
| 101 | + final Device device = request.getDevice(); |
| 102 | + if (device != null) { |
| 103 | + HttpUtil.addHeaderIfValueIsNotEmpty(headers, HttpUtil.USER_AGENT_HEADER, device.getUa()); |
| 104 | + HttpUtil.addHeaderIfValueIsNotEmpty(headers, HttpUtil.X_FORWARDED_FOR_HEADER, device.getIp()); |
| 105 | + HttpUtil.addHeaderIfValueIsNotEmpty(headers, HttpUtil.X_FORWARDED_FOR_HEADER, device.getIpv6()); |
| 106 | + } |
| 107 | + |
| 108 | + final Site site = request.getSite(); |
| 109 | + if (site != null) { |
| 110 | + HttpUtil.addHeaderIfValueIsNotEmpty(headers, HttpUtil.ORIGIN_HEADER, site.getDomain()); |
| 111 | + HttpUtil.addHeaderIfValueIsNotEmpty(headers, HttpUtil.REFERER_HEADER, site.getRef()); |
| 112 | + } |
| 113 | + |
| 114 | + return headers; |
| 115 | + } |
| 116 | + |
| 117 | + private String makeEndpoint(String companyId) { |
| 118 | + return endpointUrl + "?company_id=" + HttpUtil.encodeUrl(companyId); |
| 119 | + } |
| 120 | + |
| 121 | + @Override |
| 122 | + public Result<List<BidderBid>> makeBids(BidderCall<BidRequest> httpCall, BidRequest bidRequest) { |
| 123 | + final List<BidderError> errors = new ArrayList<>(); |
| 124 | + try { |
| 125 | + final BidResponse bidResponse = mapper.decodeValue(httpCall.getResponse().getBody(), BidResponse.class); |
| 126 | + return Result.of(extractBids(bidResponse, errors), errors); |
| 127 | + } catch (DecodeException e) { |
| 128 | + return Result.withError(BidderError.badServerResponse(e.getMessage())); |
| 129 | + } |
| 130 | + } |
| 131 | + |
| 132 | + private static List<BidderBid> extractBids(BidResponse bidResponse, List<BidderError> errors) { |
| 133 | + if (bidResponse == null || CollectionUtils.isEmpty(bidResponse.getSeatbid())) { |
| 134 | + return Collections.emptyList(); |
| 135 | + } |
| 136 | + return bidsFromResponse(bidResponse, errors); |
| 137 | + } |
| 138 | + |
| 139 | + private static List<BidderBid> bidsFromResponse(BidResponse bidResponse, List<BidderError> errors) { |
| 140 | + return bidResponse.getSeatbid().stream() |
| 141 | + .filter(Objects::nonNull) |
| 142 | + .map(SeatBid::getBid) |
| 143 | + .filter(Objects::nonNull) |
| 144 | + .flatMap(Collection::stream) |
| 145 | + .filter(Objects::nonNull) |
| 146 | + .map(bid -> makeBidderBid(bid, bidResponse.getCur(), errors)) |
| 147 | + .filter(Objects::nonNull) |
| 148 | + .toList(); |
| 149 | + } |
| 150 | + |
| 151 | + private static BidderBid makeBidderBid(Bid bid, String currency, List<BidderError> errors) { |
| 152 | + try { |
| 153 | + final BidType bidType = getBidType(bid); |
| 154 | + return BidderBid.builder() |
| 155 | + .bid(bid) |
| 156 | + .bidCurrency(currency) |
| 157 | + .videoInfo(bidType == BidType.video |
| 158 | + ? ExtBidPrebidVideo.of(resolveDuration(bid), resolveCategory(bid)) |
| 159 | + : null) |
| 160 | + .type(bidType) |
| 161 | + .build(); |
| 162 | + } catch (PreBidException e) { |
| 163 | + errors.add(BidderError.badServerResponse(e.getMessage())); |
| 164 | + return null; |
| 165 | + } |
| 166 | + } |
| 167 | + |
| 168 | + private static BidType getBidType(Bid bid) { |
| 169 | + return switch (bid.getMtype()) { |
| 170 | + case 1 -> BidType.banner; |
| 171 | + case 2 -> BidType.video; |
| 172 | + case null, default -> throw new PreBidException( |
| 173 | + "Unsupported bid mediaType: %s for impression: %s".formatted(bid.getMtype(), bid.getImpid())); |
| 174 | + }; |
| 175 | + } |
| 176 | + |
| 177 | + private static String resolveCategory(Bid bid) { |
| 178 | + final List<String> categories = bid.getCat(); |
| 179 | + return CollectionUtils.isEmpty(categories) ? null : categories.getFirst(); |
| 180 | + } |
| 181 | + |
| 182 | + private static Integer resolveDuration(Bid bid) { |
| 183 | + final Integer duration = bid.getDur(); |
| 184 | + return duration != null && duration > 0 ? duration : null; |
| 185 | + } |
| 186 | +} |
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